An intensely repairing leave-in treatment mask for all hair types Clinically proven to reverse damage from bleach color chemical services and heat Contains patented peptide technology to restore strength softness smoothness and bounce to hair Powered by the patented K18PEPTIDE TM to work at the innermost layer of hair reconnect broken polypeptide chains and disulfide bonds Renews core strength and elasticity for stronger and smoother hair Works on the molecular level to rebuild hair from the inside out in just 4 minutes Provides immediate and progressive results Vegan color-safe and cruelty-free Product Attributes: